import type { Runtime } from "@younndai/lyt-skills";
import type { InstallProviderV1 } from "./provider-inventory.js";
import { type TargetArtifactV1, type UpdatePackageName, type UpdatePlanV1 } from "./update-plan.js";
export interface TargetProviderManifestV1 {
    readonly schema_id: "lyt.target-provider-manifest";
    readonly schema_version: Readonly<{
        major: 1;
        minor: 0;
    }>;
    readonly package: UpdatePackageName;
    readonly version: string;
    readonly objects: readonly (Readonly<{
        kind: "directory-link";
        runtime: Runtime;
        name: string;
        source_relative_path: string;
        expected_digest: string;
    }> | Readonly<{
        kind: "marker-file";
        runtime: Runtime;
        content: string;
        expected_digest: string;
        marker_begin: string;
        marker_end: string;
    }>)[];
}
export interface InspectedTargetArtifactV1 {
    readonly artifact: TargetArtifactV1;
    readonly provider_manifest: TargetProviderManifestV1 | null;
}
export interface InstalledStateAnchorV1 {
    readonly schema_id: "lyt.installed-state-anchor";
    readonly schema_version: Readonly<{
        major: 1;
        minor: 0;
    }>;
    readonly plan_digest: string;
    readonly target_version: string;
    readonly package_payloads: readonly Readonly<{
        package: UpdatePackageName;
        digest: string;
    }>[];
    readonly provider_destinations: readonly Readonly<{
        object_id: string;
        digest: string;
    }>[];
    readonly anchor_digest: string;
}
export type InstalledStateAnchorReadV1 = Readonly<{
    status: "missing" | "invalid";
    anchor: null;
}> | Readonly<{
    status: "present";
    anchor: InstalledStateAnchorV1;
}>;
export type InstalledStateAnchorVerificationV1 = Readonly<{
    status: "missing" | "invalid" | "match" | "mismatch";
    mismatched_object_ids: readonly string[];
}>;
export type InstalledPackagePayloadStatusV1 = "match" | "missing" | "unreadable" | "unsafe" | "mismatch";
export interface InstalledPackagePayloadInspectionV1 {
    readonly package: UpdatePackageName;
    readonly root: string | null;
    readonly expected_digest: string;
    readonly observed_digest: string | null;
    readonly status: InstalledPackagePayloadStatusV1;
}
export declare function inspectTargetTarballBytes(args: {
    package: UpdatePackageName;
    version: string;
    integrity: string;
    tarballUrl: string;
    bytes: Uint8Array;
}): InspectedTargetArtifactV1;
export declare function materializeTargetProviders(args: {
    manifests: readonly TargetProviderManifestV1[];
    extractedRoots: ReadonlyMap<UpdatePackageName, string>;
    homeDir: string;
    runtimes: readonly Runtime[];
}): readonly InstallProviderV1[];
export declare function providersFromUpdatePlan(plan: UpdatePlanV1, packageRoots: ReadonlyMap<UpdatePackageName, string>): readonly InstallProviderV1[];
export declare function stageTargetArtifactsV1(plan: UpdatePlanV1, root: string, fetchBytes?: (url: string) => Promise<Uint8Array>): Promise<readonly string[]>;
export declare function verifyInstalledPayloadV1(root: string, artifact: TargetArtifactV1): boolean;
export declare function inspectInstalledPayloadRootV1(root: string, expectedDigest: string, packageName: UpdatePackageName): InstalledPackagePayloadInspectionV1;
export declare function inspectInstalledPackagePayloadsV1(anchor: InstalledStateAnchorV1, resolveRoot?: (packageName: UpdatePackageName) => string | null): readonly InstalledPackagePayloadInspectionV1[];
export declare function resolveInstalledPackageRoot(packageName: UpdatePackageName): string | null;
export declare function installedStateAnchorPath(root: string): string;
export declare function writeInstalledStateAnchorV1(plan: UpdatePlanV1, root: string): InstalledStateAnchorV1;
export declare function readInstalledStateAnchorV1(root: string): InstalledStateAnchorReadV1;
export declare function verifyInstalledStateAnchorV1(root: string, observedProviderDigests: ReadonlyMap<string, string | null>): InstalledStateAnchorVerificationV1;
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